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 | 
|---|---|---|---|
| And They Shall Know No Fear | 1W | Instant | Choose a creature type. Creatures you control of the chosen type get +1/+0 and gain indestructible until end of turn. | 
| Extricator of Sin | 2W | Creature — Human Cleric | When Extricator of Sin enters the battlefield, you may sacrifice another permanent. If you do, create a 3/2 colorless Eldrazi Horror creature token. Delirium — At the beginning of your upkeep, if there are four or more card types among cards in your graveyard, transform Extricator of Sin. 0/3 | 
| Radiant Destiny | 2W | Enchantment | Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) As Radiant Destiny enters the battlefield, choose a creature type. Creatures you control of the chosen type get +1/+1. As long as you have the city's blessing, they also have vigilance. | 
| Species Specialist | 2BB | Creature — Human Warrior | As Species Specialist enters the battlefield, choose a creature type. Whenever a creature of the chosen type dies, you may draw a card. 2/3 | 
| Plague Engineer | 2B | Creature — Phyrexian Carrier | Deathtouch As Plague Engineer enters the battlefield, choose a creature type. Creatures of the chosen type your opponents control get -1/-1. 2/2 | 
| Umori, the Collector | 2B/GB/G | Legendary Creature — Ooze | Companion — Each nonland card in your starting deck shares a card type. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.) As Umori, the Collector enters the battlefield, choose a card type. Spells you cast of the chosen type cost {1} less to cast. 4/5 | 
| Conspiracy | 3BB | Enchantment | As Conspiracy enters the battlefield, choose a creature type. Creatures you control are the chosen type. The same is true for creature spells you control and creature cards you own that aren't on the battlefield. | 
| Conjured Currency | 5U | Enchantment | At the beginning of your upkeep, you may exchange control of Conjured Currency and target permanent you neither own nor control. | 
| Pack's Disdain | 1B | Instant | Choose a creature type. Target creature gets -1/-1 until end of turn for each permanent of the chosen type you control. | 
| Reflections of Littjara | 4U | Enchantment | As Reflections of Littjara enters the battlefield, choose a creature type. Whenever you cast a spell of the chosen type, copy that spell. (A copy of a permanent spell becomes a token.) |