ワタリガラスの使い魔/Raven Familiar

Creature - Bird
Flying <CR>
Echo {2}{U} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) <CR>
When Raven Familiar enters the battlefield, look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Creature - Bird
Flying <CR>
Echo {2}{U} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) <CR>
When Raven Familiar enters, look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Creature - Bird
Flying <CR>
Echo {2}{U} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) <CR>
When Raven Familiar comes into play, look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Creature - Bird
Flying <CR>
Echo {2}{U} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) <CR>
When Raven Familiar enters the battlefield, look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Creature - Bird
Flying; echo (At the beginning of your next upkeep after this permanent comes under your control, sacrifice it unless you pay its mana cost.) <CR>
When Raven Familiar comes into play, look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.

Creature - Bird
Flying <CR>
Echo {2}{U} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) <CR>
When Raven Familiar comes into play, look at the top three cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order.