Kami of Celebration

Flying

Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)

Whenever one or more +1/+1 counters are put on a creature you control, exile the top card of your library. Until end of turn, you may play that card.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I — Exile the top four cards of your library. Until the end of your next turn, you may play those cards.

II, III — Whenever you cast a spell this turn, put a +1/+1 counter on target creature you control.

Whenever Syr Carah or an instant or sorcery spell you control deals damage to a player, exile the top card of your library. You may play that card this turn.

: Syr Carah deals 1 damage to any target.

Whenever this creature attacks, you may put an instant or sorcery card from your graveyard on the bottom of your library. If you do, exile the top two cards of your library. You may play those cards this turn.

Reach

Landfall — Whenever a land you control enters, exile cards from the top of your library until you exile a nonland card. You may cast that card this turn.

Haste

Whenever this creature attacks, you may exile another target attacking creature you control. If you do, reveal cards from the top of your library until you reveal a creature card. Put that card onto the battlefield tapped and attacking and the rest on the bottom of your library in a random order.