Storm Giant Quintessent:
Wind Javelin. The giant coalesces wind into a javelin-like form and hurls it at a creature it can see within 600 feet of it. The javelin is considered a magic weapon and deals 19 (3d6 + 9) piercing damage to the target, striking unerringly. The javelin disappears after...
Mine is using half movement to stand from prone triggers an AOO or OA.. you get the idea. Being knocked down in 5e combat always seemed meh before this.