Stormsplitter is such a cheeky card because it spawns and spawns and spawns
Combine it with Inzektor Hornet, which has an effect that destroys a card on the field, to deploy monsters in quick succession
This exorbitant cost means he'll stay in play almost constantly
The swords that are intent on just ending the game can help you to beat these powerful cards, but Sword of Sinew and Steel offers a way to interact with these permanents and play games with a little more back-and-forth
While Sephiroth's mythic rare borderless card is getting up to $500, Cloud's is hovering around the $300 mark, largely due to its utility in-game
It taps for green like a simple Forest would, but its channel ability makes it a main-deck answer to artifacts, enchantments, and nonbasic landsall at instant speed