Unless you're lucky enough to find exactly the cards you need in boosters, you'll need to earn a stack of Wildcards to craft the best decks
Along with that it reads: Whenever The Gitrog, Ravenous Ride deals combat damage to a player, you may sacrifice a creature that saddled it this turn
My most successful deck was a Milling/Angels deck, and I won more often than not because I either beat them to death with Baneslayer Angel or milled them to death with Bruvac the Grandiloquent
To top things off it has no incentive to be left unblocked, since it has 0 power
You could also take the budget route instead, building Cubes with cheap cards, bulk rares, or rarity restrictions
(Create a token that's a copy of a creature token you control.) Instant Color tag templates(None) Elven Ambush Create a 1/1 green Elf Warrior creature token for each Elf you control