Flying

Flying Jace's Phantasm gets +4/+4 as long as an opponent has ten or more cards in their graveyard.

Ninjutsu {U} ({U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whenever Moon-Circuit Hacker deals combat damage to a player, you may draw a card. If you do, discard a card unless Moon-Circuit Hacker entered the battlefield this turn.

Ninjutsu {1}{U} ({1}{U}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) Whenever Ninja of the Deep Hours deals combat damage to a player, you may draw a card.

Return target permanent to its owner's hand.

Counter target spell.

Counter target instant spell.

Scry 1. Draw a card.

Return target creature to its owner's hand. Untap up to two lands.