M:tG card similarity search
6 · Artifact Creature — Construct
Flying Tetravus enters the battlefield with three +1/+1 counters on it. At the beginning of your upkeep, you may remove any number of +1/+1 counters from Tetravus. If you do, create that many 1/1 colorless Tetravite artifact creature tokens. They each have flying and "This creature can't be enchanted." At the beginning of your upkeep, you may exile any number of tokens created with Tetravus. If you do, put that many +1/+1 counters on Tetravus. 1/1
| Name | Mana | Type | Text | 
|---|---|---|---|
| Springmantle Cleric | 4G | Creature — Elf Cleric | Springmantle Cleric enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it. 2/3 | 
| Lightning Mare | RR | Creature — Elemental Horse | This spell can't be countered. Lightning Mare can't be blocked by blue creatures. {1}{R}: Lightning Mare gets +1/+0 until end of turn. 3/1 | 
| Seller of Songbirds | 2W | Creature — Human | When Seller of Songbirds enters the battlefield, create a 1/1 white Bird creature token with flying. 1/2 | 
| Giant Opportunity | 2G | Sorcery | You may sacrifice two Foods. If you do, create a 7/7 green Giant creature token. Otherwise, create three Food tokens. (They're artifacts with "{2}, {T}, Sacrifice this artifact: You gain 3 life.") | 
| Sleeper Agent | B | Creature — Phyrexian Minion | When Sleeper Agent enters the battlefield, target opponent gains control of it. At the beginning of your upkeep, Sleeper Agent deals 2 damage to you. 3/3 | 
| Side Quest | W | Sorcery | Target player in an Un-game you can see from your seat gains control of target creature you control until your next turn. At the beginning of your next upkeep, put two +1/+1 counters on that creature. (A creature is on the battlefield of only the game its controller is playing.) | 
| Chimeric Egg | 3 | Artifact | Whenever an opponent casts a nonartifact spell, put a charge counter on Chimeric Egg. Remove three charge counters from Chimeric Egg: Chimeric Egg becomes a 6/6 Construct artifact creature with trample until end of turn. | 
| Karn, Scion of Urza | 4 | Legendary Planeswalker — Karn | [+1]: Reveal the top two cards of your library. An opponent chooses one of them. Put that card into your hand and exile the other with a silver counter on it. [−1]: Put a card you own with a silver counter on it from exile into your hand. [−2]: Create a 0/0 colorless Construct artifact creature token with "This creature gets +1/+1 for each artifact you control." Loyalty 5 | 
| Murasa Ranger | 3G | Creature — Human Warrior Ranger | Landfall — Whenever a land enters the battlefield under your control, you may pay {3}{G}. If you do, put two +1/+1 counters on Murasa Ranger. 3/3 | 
| Dark Impostor | 2B | Creature — Vampire Assassin | {4}{B}{B}: Exile target creature and put a +1/+1 counter on Dark Impostor. Dark Impostor has all activated abilities of all creature cards exiled with it. 2/2 |