If that spell is countered this way, put it on the bottom of its owner's library instead of into that player's graveyard
You can always choose one mode for no additional cost
The reason is that Izzet Prowess can end the game in 4-5 turns, so the benefit of adding counters isn't fully utilized, and if the game continues beyond that, this card would likely have been removed already
Shelter gives a creature protection from the color of our choice, and Courageous Resolve gives protection from each of our opponents
Creatures (19) 1 Spike Weaver 1 Verdant Force 3 Tradewind Rider 4 Wall of Blossoms 1 Shard Phoenix 1 Coffin Queen 1 Spike Feeder 4 Hermit Druid 1 Stronghold Assassin 1 Thrull Surgeon 1 Anarchist Lands (22) Spells (19) The card was extremely powerful, to be sure, but there was a lot of risk analysis that went along with the card, too
That means in one round of turns, he'll be at 7 loyalty in your second turn and by your next turn you'll be at 11 enough to ultimate and keep him around