Guiman, the Experimenter

: On your upkeep, you may flip a coin. If it come out as head, put a loyal counter on Guiman. Ability can be activated twice. Can be your commander
-1: Flip a coin; if it comes out as head, you may cast target creature from your graveyard until end of turn. Otherwise, discard a card.
-X: Flip a coin X times; For each it comes out as head, creatures you casted this turn gain haste and get +2/+2 until end of turn.