You can use Floragatos attack, Slash, to deal a useful 40 damage
When Jellicent ex is in the Active Spot, the opponent cannot play item cards or tool cards, which means that the opponent cannot use T.M
As one of my all-time favorite commanders, this legend from Champions of Kamigawa (2004) isnt strictly advantage, as your opponent gets the benefit first, but its very cool and look how it just wants to cuddle you
While mediocre in early turns of the game, this card can easily turn 5 mana into 8 or 9 if it survives the turn cycle, and if someone targets it with removal, you can still remove the counters at instant speed to generate colorless mana
First, strengthen the creatures by increasing the board's power