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 |
|---|---|---|---|
| Lotus Blossom | 2 | Artifact | At the beginning of your upkeep, you may put a petal counter on Lotus Blossom. {T}, Sacrifice Lotus Blossom: Add X mana of any one color, where X is the number of petal counters on Lotus Blossom. |
| Lurebound Scarecrow | 3 | Artifact Creature — Scarecrow | As Lurebound Scarecrow enters the battlefield, choose a color. When you control no permanents of the chosen color, sacrifice Lurebound Scarecrow. 4/4 |
| Emporium Thopterist | 1U | Creature — Vedalken Artificer | Thopters you control get +2/+0. At the beginning of your upkeep, conjure a card named Ornithopter into your hand. 1/1 |
| Crown of Vigor | 1G | Enchantment — Aura | Enchant creature Enchanted creature gets +1/+1. Sacrifice Crown of Vigor: Enchanted creature and other creatures that share a creature type with it get +1/+1 until end of turn. |
| Blood Speaker | 3B | Creature — Ogre Shaman | At the beginning of your upkeep, you may sacrifice Blood Speaker. If you do, search your library for a Demon card, reveal that card, put it into your hand, then shuffle. Whenever a Demon enters the battlefield under your control, return Blood Speaker from your graveyard to your hand. 3/2 |
| Momentum | 2G | Enchantment — Aura | Enchant creature At the beginning of your upkeep, you may put a growth counter on Momentum. Enchanted creature gets +1/+1 for each growth counter on Momentum. |
| Reaver Drone | B | Creature — Eldrazi Drone | Devoid (This card has no color.) At the beginning of your upkeep, you lose 1 life unless you control another colorless creature. 2/1 |
| Necra Sanctuary | 2B | Enchantment | At the beginning of your upkeep, if you control a green or white permanent, target player loses 1 life. If you control a green permanent and a white permanent, that player loses 3 life instead. |
| Chain of Acid | 3G | Sorcery | Destroy target noncreature permanent. Then that permanent's controller may copy this spell and may choose a new target for that copy. |
| Might Beyond Reason | 3G | Instant | Put two +1/+1 counters on target creature. Delirium — Put three +1/+1 counters on that creature instead if there are four or more card types among cards in your graveyard. |