Unyaro Bees

Flying
{G}: This creature gets +1/+1 until end of turn.
{3}{G}, Sacrifice this creature: It deals 2 damage to any target.

Sol Ring

Vrestin, Menoptra Leader

Flying
Vrestin enters with X +1/+1 counters on it.
When Vrestin enters, create X 1/1 green and white Alien Insect creature tokens with flying.
Whenever you attack with one or more Insects, put a +1/+1 counter on each of them.

Killer Bees

Flying
{G}: This creature gets +1/+1 until end of turn.

Spelling Bee

Flying, deathtouch
Whenever this creature deals combat damage to a player, that player looks at the top card of your library and chooses a word on that card. You spell that word. If you spell it correctly, draw a card. Otherwise, scry 1.