Completion Marks (2024)

Completion marks are earned by completing specific objectives in The Binding of Isaac: Rebirth. As you complete these objectives, the post-it note on the character select screen fills up with Completion Marks. If objectives are completed in Normal mode, the completion marks are solid black. If objectives are completed in Hard mode, the completion marks are outlined in red. If a completion mark is earned in Hard mode without first earning it in Normal mode, the game will count both the normal mark and the Hard mode mark as unlocked.

More information about completion marks in general can be found in the vanilla page.

  • Regular Characters

  • Tainted Characters

NameMarkHard mode
Mark
Associated BossCompletion Marks (1) Alabaster
Unlock
???
Unlock
???
Unlock
???
Unlock
???
Unlock
Heart

Completion Marks (2)

Completion Marks (3)

Mom's Heart
or It Lives
Completion Marks (4)Completion Marks (5)Completion Marks (6)Completion Marks (7)Completion Marks (8)
Cross

Completion Marks (9)

Completion Marks (10)

IsaacCompletion Marks (11)Completion Marks (12)Completion Marks (13)Completion Marks (14)Completion Marks (15)
Polaroid

Completion Marks (16)

Completion Marks (17)

???Completion Marks (18)Completion Marks (19)Completion Marks (20)Completion Marks (21)Completion Marks (22)
Inverted Cross

Completion Marks (23)

Completion Marks (24)

SatanCompletion Marks (25)Completion Marks (26)Completion Marks (27)Completion Marks (28)Completion Marks (29)
Negative

Completion Marks (30)

Completion Marks (31)

The LambCompletion Marks (32)Completion Marks (33)Completion Marks (34)Completion Marks (35)Completion Marks (36)
Brimstone

Completion Marks (37)

Completion Marks (38)

Mega SatanCompletion Marks (39)Completion Marks (40)Completion Marks (41)Completion Marks (42)Completion Marks (43)
Star

Completion Marks (44)

Completion Marks (45)

Boss RushCompletion Marks (46)Completion Marks (47)Completion Marks (48)Completion Marks (49)Completion Marks (50)
Hush's Face

Completion Marks (51)

Completion Marks (52)

HushCompletion Marks (53)Completion Marks (54)Completion Marks (55)Completion Marks (56)Completion Marks (57)
Cent Sign

Completion Marks (58)

Ultra GreedCompletion Marks (59)Completion Marks (60)Completion Marks (61)Completion Marks (62)Completion Marks (63)
Cent Sign

Completion Marks (64)

Ultra GreedierCompletion Marks (65)Completion Marks (66)Completion Marks (67)Completion Marks (68)Completion Marks (69)
Wrinkled Paper

Completion Marks (70)

Completion Marks (71)

DeliriumCompletion Marks (72)Completion Marks (73)Completion Marks (74)Completion Marks (75)Completion Marks (76)
Knife

Completion Marks (77)

Completion Marks (78)

MotherCompletion Marks (79)Completion Marks (80)Completion Marks (81)Completion Marks (82)Completion Marks (83)
Dad's Note

Completion Marks (84)

Completion Marks (85)

The BeastCompletion Marks (86)Completion Marks (87)Completion Marks (88)Completion Marks (89)Completion Marks (90)
NameMarkHard mode
Mark
Associated BossCompletion Marks (91) Tainted Alabaster
Unlock
???
Unlock
???
Unlock
???
Unlock
???
Unlock
Heart

Completion Marks (92)

Completion Marks (93)

Mom's Heart
or It Lives
NoneNoneNoneNoneNone
Cross

Completion Marks (94)

Completion Marks (95)

IsaacCompletion Marks (96)Completion Marks (97)Completion Marks (98)Completion Marks (99)Completion Marks (100)
Polaroid

Completion Marks (101)

Completion Marks (102)

???
Inverted Cross

Completion Marks (103)

Completion Marks (104)

Satan
Negative

Completion Marks (105)

Completion Marks (106)

The Lamb
Brimstone

Completion Marks (107)

Completion Marks (108)

Mega SatanCompletion Marks (109)Completion Marks (110)Completion Marks (111)Completion Marks (112)Completion Marks (113)
Star

Completion Marks (114)

Completion Marks (115)

Boss RushCompletion Marks (116)Completion Marks (117)Completion Marks (118)Completion Marks (119)Completion Marks (120)
Hush's Face

Completion Marks (121)

Completion Marks (122)

Hush
Cent Sign

Completion Marks (123)

Ultra GreedNoneNoneNoneNoneNone
Cent Sign

Completion Marks (124)

Ultra GreedierCompletion Marks (125)Completion Marks (126)Completion Marks (127)Completion Marks (128)Completion Marks (129)
Wrinkled Paper

Completion Marks (130)

Completion Marks (131)

DeliriumCompletion Marks (132)Completion Marks (133)Completion Marks (134)Completion Marks (135)Completion Marks (136)
Knife

Completion Marks (137)

Completion Marks (138)

MotherCompletion Marks (139)Completion Marks (140)Completion Marks (141)Completion Marks (142)Completion Marks (143)
Dad's Note

Completion Marks (144)

Completion Marks (145)

The BeastCompletion Marks (146)Completion Marks (147)Completion Marks (148)Completion Marks (149)Completion Marks (150)

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Completion Marks (2024)

FAQs

How many completion marks can you get in one run? ›

Up to 3 Greed mode completion marks can be obtained in a single run using 2 or more items that revive you as a different character – alongside 2 Forget Me Nows.

What do completion marks mean? ›

Completion marks are earned by completing specific objectives in The Binding of Isaac: Rebirth. As you complete these objectives, the post-it note on the character select screen fills up with Completion Marks. If objectives are completed in Normal mode, the completion marks are solid black.

How to unlock Apollyon? ›

Apollyon is unlocked by killing Mega Satan once, not Delirium.

Can you get completion marks on Victory laps? ›

Completion marks and Achievements cannot be earned (except for the Achievements earned for completing Victory Laps). The effects of all Pills are re-randomized. Some items are lost upon starting a Victory Lap.

Does delirium have a completion mark? ›

Unlike other completion marks, defeating Delirium does not add a mark to the post-it note. Instead, the note will become tattered (with blood on Hard mode). If no other bosses have been encountered during the run, Delirium is unable to transform. The Void on any run.

How to get delirium in Isaac? ›

Delirium is a surprisingly simple process, it requires imagining the boss rooms as being 2x2 boss rooms. If the 2x2 boss room would be able to exist where it is without having doors to any other rooms, then it is very likely that boss room will contain Delirium.

How to defeat the lamb Isaac? ›

If The Lamb is shooting projectiles and you damage it over half of its health, it will continue to fire until dead or it has finished its attack. Killing the body in around 5 seconds will make the body stand inside of the chest, making you unable to reach it (and end the game).

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