Magic The Gathering Cards of types 'Legendary' and 'Yeti'

Trample At the beginning of combat on your turn, choose one at random - - Other creatures you control get +3/+0 and gain trample until end of turn. - Discard your hand, then draw four cards. - Umaro deals 5 damage to any target.

You may look at the top card of your library any time. You may play snow lands and cast snow spells from the top of your library. Whenever another snow permanent you control enters, you may pay {G}, {W}, or {U}. If you do, put a +1/+1 counter on Isu.