Naturally, the best ETB cards are the ones that generate the most value
Luckily, our librarys chock-full of counterspells, so we can afford to be a little greedy when it comes to letting our opponents spells resolve
CEDH commanders rarely get so many viable options at once, and theres a lot to parse, so Im here to rank them from worst to best and separate the Ninjas from the nonjas
In MTG terms, the castle and its awesome beast become the Legendary Snow Land Dark Depths - spend 30 mana to melt away the card's Ice counters, and it transforms into the preposterously deadly 20/20 Indestructible flyer Marit Lage - renamed The Black Beast of Aaargh , perhaps Python cartoonist Terry Gilliam's most terrifying creation ever (unless you've seen any of his horror movies, that is)
The free +1/+1 counters are also great for cards like Herald of War and makes lifelink attackers gain more life with the power boost
You can hold 15 cards if you want