Chambered Nautilus 
Creature — Nautilus Beast
$0.19 #27027 0.05 27.0 years
Whenever this creature becomes blocked, you may draw a card.
Click a line or tag to filter
Cards similar to Chambered Nautilus expected a card that isn't here?
Reports become test cases the matcher is graded against before an update ships. Delvefall isn't a chatbot guessing, it compares the printed rules text of every card with plain math, and examples like yours decide which differences should count.
Drelnoch98%
$0.17↓#279950.0520.2 years↓
"Whenever this creature becomes blocked, you may draw two cards."
Slith Strider96%
$0.09↓#283850.0623.0 years↓
"Whenever this creature becomes blocked, draw a card."
Saprazzan Heir96%
$1.98↑#217730.32↑27.0 years
"Whenever this creature becomes blocked, you may draw three cards."
Infiltration Lens92%
$1.91↑#3792↑0.1416.1 years↓
"Whenever equipped creature becomes blocked by a creature, you may draw two cards."
Psychic Membrane92%
$0.21↑#17465↑0.0623.0 years↓
"Whenever this creature blocks, you may draw a card."
Stormsurge Kraken90%
$0.54↑#6034↑0.0012.0 years↓
"As long as you control your commander, this creature gets +2/+2 and has "Whenever this creature becomes blocked, you may draw two cards.""
Sacred Prey86%
$0.20↑#294790.0027.0 years
"Whenever this creature becomes blocked, you gain 1 life."
Viashino Weaponsmith84%
$0.17↓#316140.0028.0 years
"Whenever this creature becomes blocked by a creature, this creature gets +2/+2 until end of turn."
Deeproot Warrior83%
$0.10↓#284270.009.1 years↓
"Whenever this creature becomes blocked, it gets +1/+1 until end of turn."
Trained Cheetah83%
$10.00↑#320820.0027.5 years
"Whenever this creature becomes blocked, it gets +1/+1 until end of turn."
Norwood Warrior83%
$0.62↑#302440.0028.3 years↑
"Whenever this creature becomes blocked, it gets +1/+1 until end of turn."
Deepwood Wolverine83%
$0.30↑#306100.35↑27.0 years
"Whenever this creature becomes blocked, it gets +2/+0 until end of turn."
Razorclaw Bear83%
$29.69↑#21037↑0.0028.3 years↑
"Whenever this creature becomes blocked, it gets +2/+2 until end of turn."
Snorting Gahr83%
$0.14↓#318210.1327.0 years
"Whenever this creature becomes blocked, it gets +2/+2 until end of turn."
Slashing Tiger83%
$79.49↑#317440.0027.5 years
"Whenever this creature becomes blocked, it gets +2/+2 until end of turn."
Neyith of the Dire Hunt80%
$13.41↑#4259↑0.21↑6.3 years↓
"Whenever one or more creatures you control fight or become blocked, draw a card."
Leery Fogbeast80%
$0.12↓#269850.0024.0 years↓
"Whenever this creature becomes blocked, prevent all combat damage that would be dealt this turn."
Saprazzan Raider80%
$0.20↑#320760.0027.0 years
"When this creature becomes blocked, return it to its owner's hand."
Deepwood Tantiv80%
$0.21↑#321550.16↑27.0 years
"Whenever this creature becomes blocked, you gain 2 life."
Grazilaxx, Illithid Scholar78%
$1.38↑#2012↑0.33↑5.2 years↓
"Whenever a creature you control becomes blocked, you may return it to its owner's hand."