Cards like Wavebreak Hippocamp

Voracious Tome-Skimmer94%

$0.27↓#7379↓0.15↓0.7 years↓

"Whenever you cast a spell during an opponent's turn, you may pay 1 life. If you do, draw a card."

off-turn-casting-matters, cast-trigger-you, repeatable-pure-draw

Vedalken Archmage84%

$2.33↑#3043↓0.3123.0 years↑

"Whenever you cast an artifact spell, draw a card."

cast-trigger-you, repeatable-pure-draw, draw-engine

Arena Trickster84%

$0.05↓#27887↓0.07↓6.7 years

"Whenever you cast your first spell during each opponent's turn, put a +1/+1 counter on this creature."

off-turn-casting-matters, cast-trigger-you, cast-trigger

Beast Whisperer84%

$5.28↑#212↑0.44↑8.0 years↑

"Whenever you cast a creature spell, draw a card."

cast-trigger-you, repeatable-pure-draw, draw-engine

Lunar Mystic84%

$0.21↓#19540↓0.2314.5 years↑

"Whenever you cast an instant spell, you may pay

. If you do, draw a card."

cast-trigger-you, repeatable-pure-draw, draw-engine

Primordial Sage83%

$0.87↑#4431↓0.12↓21.0 years↑

"Whenever you cast a creature spell, you may draw a card."

cast-trigger-you, repeatable-pure-draw, draw-engine

Gnarlback Rhino83%

$0.10↓#17059↓0.227.3 years

"Whenever you cast a spell that targets this creature, draw a card."

cast-trigger-you, repeatable-pure-draw, draw-engine

Triton Fortune Hunter83%

$0.22↓#15732↓0.00↓13.1 years↑

"Whenever you cast a spell that targets this creature, draw a card."

cast-trigger-you, repeatable-pure-draw, draw-engine

Katara, Waterbending Master83%

$7.94↑#6163↓0.89↑0.9 years↓

"Whenever you cast a spell during an opponent's turn, you get an experience counter."

off-turn-casting-matters, cast-trigger-you, draw-engine

Whirlwind of Thought82%

$0.31↓#1435↑0.38↑6.5 years

"Whenever you cast a noncreature spell, draw a card."

cast-trigger-you, repeatable-pure-draw, draw-engine

Jori En, Ruin Diver82%

$0.53↓#4824↓0.03↓10.7 years↑

"Whenever you cast your second spell each turn, draw a card."

cast-trigger-you, repeatable-pure-draw, draw-engine

Brineborn Cutthroat82%

$0.17↓#10386↓0.12↓7.3 years

"Whenever you cast a spell during an opponent's turn, put a +1/+1 counter on this creature."

off-turn-casting-matters, cast-trigger-you, cast-trigger

Moderation82%

$0.27↓#15462↓0.39↑5.5 years↓

"Whenever you cast a spell, draw a card."

cast-trigger-you, repeatable-pure-draw, draw-engine

Secrets of the Dead82%

$0.44↓#3743↓0.11↓14.7 years↑

"Whenever you cast a spell from your graveyard, draw a card."

cast-trigger-you, repeatable-pure-draw, draw-engine

Thunderous Snapper81%

$0.20↓#11936↓0.13↓7.0 years

"Whenever you cast a spell with mana value 5 or greater, draw a card."

cast-trigger-you, repeatable-pure-draw, draw-engine

Tanufel Rimespeaker81%

$0.22↓#11623↓0.05↓0.7 years↓

"Whenever you cast a spell with mana value 4 or greater, draw a card."

cast-trigger-you, repeatable-pure-draw, draw-engine

Reki, the History of Kamigawa81%

$10.35↑#4340↓0.2721.4 years↑

"Whenever you cast a legendary spell, draw a card."

cast-trigger-you, repeatable-pure-draw, draw-engine

Voracious Bibliophile80%

$0.32↓#7581↓0.00↓1.5 years↓

"Whenever you cast a spell with one or more targets, draw that many cards."

cast-trigger-you, repeatable-pure-draw, draw-engine

Faerie Tauntings80%

$2.15↑#11503↓0.2219.0 years↑

"Whenever you cast a spell during an opponent's turn, you may have each opponent lose 1 life."

off-turn-casting-matters, cast-trigger-you, cast-trigger

Zendikar Resurgent79%

$2.60↑#24550.38↑10.7 years↑

"Whenever you cast a creature spell, draw a card."

cast-trigger-you, repeatable-pure-draw, draw-engine

Wavebreak Hippocamp

Cards similar to Wavebreak Hippocamp expected a card that isn't here?