You can repeat this as many times as you like to generate infinite enters triggers, allowing for infinite life with cards like Soul Warden, or an instant win with Impact Tremors
You can get the same artwork, often in better print quality, for less money
You can enjoy quick and exciting battles with your cards
Ant-Man's second ability triggers whenever you put a +1/+1 counter on a creature for any reason, not just because of his first ability
Snapcaster Mage 4.5 This guy is the best card printed for cube for quite a while
Or, they can go for something different like Alluring Mirror Split (which will special summon a Harpie monster card from the deck if one is destroyed by battle), Harpie's Feather Rest (which allows the player to shuffle three Harpie monster cards from the graveyard into the deck and draw two cards), or even Harpie's Hunting Ground as mentioned earlier