M:tG card similarity search
3WW · Creature — Avatar
At the beginning of your upkeep, you may choose a card type. If you do, each player sacrifices a permanent of that type. 4/4
| Name | Mana | Type | Text |
|---|---|---|---|
| Complex Automaton | 4 | Artifact Creature — Golem | At the beginning of your upkeep, if you control seven or more permanents, return Complex Automaton to its owner's hand. 4/4 |
| Kessig Dire Swine | 4GG | Creature — Boar Horror | Delirium — Kessig Dire Swine has trample as long as there are four or more card types among cards in your graveyard. 6/6 |
| Ulvenwald Primordials | Creature — Werewolf | {G}: Regenerate Ulvenwald Primordials. At the beginning of each upkeep, if a player cast two or more spells last turn, transform Ulvenwald Primordials. 5/5 | |
| Sacred Mesa | 2W | Enchantment | At the beginning of your upkeep, sacrifice Sacred Mesa unless you sacrifice a Pegasus. {1}{W}: Create a 1/1 white Pegasus creature token with flying. |
| Precognition | 4U | Enchantment | At the beginning of your upkeep, you may look at the top card of target opponent's library. If you do, you may put that card on the bottom of that player's library. |
| 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 |
| Cavern of Souls | Land | As Cavern of Souls enters the battlefield, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered. | |
| Soul Echo | XWW | Enchantment | Soul Echo enters the battlefield with X echo counters on it. You don't lose the game for having 0 or less life. At the beginning of your upkeep, sacrifice Soul Echo if there are no echo counters on it. Otherwise, target opponent may choose that for each 1 damage that would be dealt to you until your next upkeep, you remove an echo counter from Soul Echo instead. |
| Oath of Mages | 1R | Enchantment | At the beginning of each player's upkeep, that player chooses target player who has more life than they do and is their opponent. The first player may have Oath of Mages deal 1 damage to the second player. |
| Culling Scales | 3 | Artifact | At the beginning of your upkeep, destroy target nonland permanent with the lowest mana value. (If two or more permanents are tied for lowest, target any one of them.) |