Another possibility for Hulk growing stronger is your opponent attempting to deal spell damage to him, but you negating it in the form of casting a spell that grants Indestructible, something easily found in the green card pool
Feldons Cane is a nice addition because it helps recycle all of the removal and counters and draw spells youve already played in a game, and assures you that the opponent will likely run out of cards before you do
Battle of Wits Although it's always been a meme, there were people playing Modern leagues time ago with Battle of Wits decks
One running theme, however, is that each of the Fantastic Four cards has a supplementary ability that can be activated for one white, one blue, one red, and one green mana, but each ability is typical of the base color of the card
The Spots Portal Rating: 6/10 Instant-speed all-purpose removal that actually gets around effects like indestructible and anything that triggers on dying sounds pretty good to me