Either side can potentially cause life loss on each opponent's turn, leading to a steady stream of +1/+1 counters and card draw
If you're feeling a bit underwhelmed by this one, have no fear, because this card happens to be the BEST Blue bounce card for exactly one deck: Sea Monster Tribal
To activate a reinforce ability, discard the card, pay the reinforce cost, and target creature you control will soon be receiving some help in the form of the indicated number of +1/+1 counters
3/3 Illustrated by Ekaterina Burmak Standard Not Legal Alchemy Not Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
Also, note that this is great in token matters decks like Jaheira, Friend of the Forest with a Red Background, where you can tap them for mana and keep them around for mana later