Might of Old Krosa
Modern Masters 2017 Edition — Uncommon
Target creature gets +2/+2 until end of turn. If you cast this spell during your main phase, that creature gets +4/+4 until end of turn instead.
"Krosa the great. Krosa the enduring. Look to the forest, and it will share its bounty."
Zyd, Kamahlite druid