M:tG card similarity search
3BB · Creature — Demon Spirit
Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) At the beginning of your upkeep, sacrifice a creature if you don't control an Ogre. 5/4
| Name | Mana | Type | Text |
|---|---|---|---|
| Devouring Strossus | 5BBB | Creature — Phyrexian Horror | Flying, trample At the beginning of your upkeep, sacrifice a creature. Sacrifice a creature: Regenerate Devouring Strossus. 9/9 |
| Epic Struggle | 2GG | Enchantment | At the beginning of your upkeep, if you control twenty or more creatures, you win the game. |
| Growing Ranks | 2G/WG/W | Enchantment | At the beginning of your upkeep, populate. (Create a token that's a copy of a creature token you control.) |
| Half-Shark, Half- | Creature — Shark | At the beginning of your upkeep, Augment {5}{U} ({5}{U}, Reveal this card from your hand: Combine it with target host. Augment only as a sorcery.) +3/+3 | |
| Smothering Abomination | 2BB | Creature — Eldrazi | Devoid (This card has no color.) Flying At the beginning of your upkeep, sacrifice a creature. Whenever you sacrifice a creature, draw a card. 4/3 |
| Bog Elemental | 3BB | Creature — Elemental | Protection from white At the beginning of your upkeep, sacrifice Bog Elemental unless you sacrifice a land. 5/4 |
| Endless Wurm | 3GG | Creature — Wurm | Trample At the beginning of your upkeep, sacrifice Endless Wurm unless you sacrifice an enchantment. 9/9 |
| Conversion | 2WW | Enchantment | At the beginning of your upkeep, sacrifice Conversion unless you pay {W}{W}. All Mountains are Plains. |
| Glaciers | 2WU | Enchantment | At the beginning of your upkeep, sacrifice Glaciers unless you pay {W}{U}. All Mountains are Plains. |
| School of Piranha | 1U | Creature — Fish | At the beginning of your upkeep, sacrifice School of Piranha unless you pay {1}{U}. 3/3 |