Elvish Visionary

When Elvish Visionary enters, draw a card.

Leaf Gilder

When Yeva's Forcemage enters, target creature gets +2/+2 until end of turn.

All creatures able to block Prized Unicorn do so.

When Conclave Naturalists enters, you may destroy target artifact or enchantment.

This spell can't be countered.
Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Each creature you control gets +3/+3 until end of turn and must be blocked this turn if able.

Target creature gets +4/+4 until end of turn.

Enchant creature
Enchanted creature gets +1/+3 and has reach. (It can block creatures with flying.)