It takes a little finesse not to trigger the card yourself, but you can usually find a window since you have a fair number of instants like Wild Slash in your deck to still be able to fully use your mana for the turn
Goldvein Hydra (OTJ) $18.50 One of the many cards in the set that leaves me asking wheres the downside?, Goldvein Hydra is a solid game-ending creature out of nowhere that even brings some benefit when it dies
With Goblin lords, token support, and damage multipliers, your board quickly becomes too large for opponents to control
It thrives in go-wide strategies where tokens from Krenko's Command or Dragon Fodder pack the battlefield, so Bushwhacker comes in as the closer
If you have fewer than four cards in hand as the first ability resolves, you won't gain any life, but you won't lose any life either
Either for their power, design, or future potential