You may evert Rhonas's Stalwart as it attacks. When you do, it gets +1/+1 until end of turn and it can't be blocked by creatures with power 2 or less this turn. (An exerted creature won't untap during your next untap step.)
"Give me some room."
2/2
MYTHICSPOILER.COM THE CYCLICAL MTG SPOILER
MythicSpoiler is a dedicated visual spoiler, designed to let you EXPLORE, DISCOVER and EXPERIENCE new Magic the Gathering sets in a simple, sortable gallery.