Thunderous Snapper

Whenever you cast a spell with mana value 5 or greater, draw a card.

Seek Thrills

Mill seven cards. Then put all cards that have an Adventure from among the milled cards into your hand.

Trample
Permanent spells you cast that have an Adventure cost {1} less to cast.

Whenever you cast a creature spell that has an Adventure, draw a card. (It doesn't need to have gone on the adventure first.)

Flying
Whenever you cast an Adventure spell, draw a card.