Ragnarok, God of Thunder

Haste, Flying, Hexproof, Indestructible
When Ragnarok, God of Thunder enters the battlefield, draw a card. If it is a land, play it. If not, discard it.
{t}: Draw 5 cards; Discard 1.
Sacrifice Ragnarok, God of Thunder: Remove 3 target creatures from play; remove 1 of your own.