Yes, there are builds where you can stock your graveyard up, but Im thinking you could reanimate this blue creature with something like Unearth or Helping Hand, or play it in a tempo build and cheat it in without casting with something like Collected Company
Removed CG11 Broken Wings
Mossborn Hydra Rarity: Rare TYPE: Creature SUBTYPE: Elemental Hydra CMC: 3 Mana cost: USD: $80.19 EUR: 52.25 TIX: 0.02 EDHREC RANK: 816 Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) This creature enters with a +1/+1 counter on it
Here's the helper card that shows what happens as the ring tempts you: The more the ring tempts you, the more of these abilities you give your ring bearer
For instance, Slivercycling, which appears on the card Homing Sliver, lets you search your library for an MTG Sliver card, while Ash Barrens, which has Basic Landcycling, lets you tutor up any basic land
Each tin also includes one Quarter Century Secret Rare card - a brand new rarity introduced in celebration of the card game's 25th anniversary