M:tG card similarity search
4 · Artifact
At the beginning of your upkeep, you may have target creature you control get +X/+X until end of turn, where X is the number of creatures you control. If you do, sacrifice that creature at the beginning of the next end step.
| Name | Mana | Type | Text |
|---|---|---|---|
| Living Tsunami | 2UU | Creature — Elemental | Flying At the beginning of your upkeep, sacrifice Living Tsunami unless you return a land you control to its owner's hand. 4/4 |
| Declare Dominance | 3GG | Sorcery | Target creature gets +3/+3 until end of turn. All creatures able to block it this turn do so. |
| Phyrexian Etchings | BBB | Enchantment | Cumulative upkeep {B} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) At the beginning of your end step, draw a card for each age counter on Phyrexian Etchings. When Phyrexian Etchings is put into a graveyard from the battlefield, you lose 2 life for each age counter on it. |
| Broken Visage | 4B | Instant | Destroy target nonartifact attacking creature. It can't be regenerated. Create a black Spirit creature token. Its power is equal to that creature's power and its toughness is equal to that creature's toughness. Sacrifice the token at the beginning of the next end step. |
| Joven's Ferrets | G | Creature — Ferret | Whenever Joven's Ferrets attacks, it gets +0/+2 until end of turn. At end of combat, tap all creatures that blocked Joven's Ferrets this turn. They don't untap during their controller's next untap step. 1/1 |
| Curious Obsession | U | Enchantment — Aura | Enchant creature Enchanted creature gets +1/+1 and has "Whenever this creature deals combat damage to a player, you may draw a card." At the beginning of your end step, if you didn't attack with a creature this turn, sacrifice Curious Obsession. |
| Waterspout Djinn | 2UU | Creature — Djinn | Flying At the beginning of your upkeep, sacrifice Waterspout Djinn unless you return an untapped Island you control to its owner's hand. 4/4 |
| Merfolk Cave-Diver | 2U | Creature — Merfolk Scout | Whenever a creature you control explores, Merfolk Cave-Diver gets +1/+0 until end of turn and can't be blocked this turn. 2/4 |
| Halfdane | 1WUB | Legendary Creature — Shapeshifter | At the beginning of your upkeep, change Halfdane's base power and toughness to the power and toughness of target creature other than Halfdane until the end of your next upkeep. 3/3 |
| Nafs Asp | G | Creature — Snake | Whenever Nafs Asp deals damage to a player, that player loses 1 life at the beginning of their next draw step unless they pay {1} before that draw step. 1/1 |