So if you have ways to sacrifice creatures for value something that Grixis (blue/black/red) has plenty of ways to do you can get even more value out of them
The average Mythic printed today is 2.5 times more tournament playable than a Mythic from Shards of Alara block
Interestingly, BG has a Meld pair in Vanille, Cheerful ICie, and Fang, Fearless ICie, both of whom combine into Ragnarok, Divine Deliverance
Keruga, the Macrosage Playing cards with only mana value 3 or greater can be somewhat hard to do, but in some cases, Ive seen decks like the ones using Fires of Invention and adventure cards like Bonecrusher Giant to have some early play
The Seriema has multiple abilities working to make it function fairly well as a commander, the triggered fetch upon entering, and giving legendary creatures indestructible