2019-10-04 Oko's second ability overwrites all previous effects that set the creature's base power and toughness to specific values
Mono-Black Control -- Dominaria Standard | Ali Aintrazi Creatures (15) 3 Gonti, Lord of Luxury 4 Dread Shade 4 Gifted Aetherborn 4 Walking Ballista Planeswalkers (4) 4 Karn, Scion of Urza Instants (8) 4 Fatal Push 4 Vraska's Contempt Sorceries (2) 1 Battle at the Bridge 1 Mastermind's Acquisition Enchantments (1) 1 Arguel's Blood Fast Artifacts (3) 3 Treasure Map Lands (27) 22 Swamp 1 Arch of Orazca 4 Cabal Stronghold Sideboard (15) 4 Duress 2 Torment of Hailfire 1 Moment of Craving 1 Battle at the Bridge 2 Doomfall 3 Phyrexian Scriptures 2 Golden Demise I was originally running 26 lands, but I ran into the issue of just missing land drops and I don't want to miss land drops with a Cabal Stronghold deck
Its still attacking and will still deal combat damage, which is particularly nice if its something like Hystrodon or Silent Specter
Teferi, Temporal Pilgrim Card advantage is king A lot of planeswalkers are strong, and a lot of Teferi planeswalkers are really strong
Maybe you just want to reset your cards with Enters abilities
Of course, if youre interested in just using Jumbo Cactuar to its best potential, Trample, Lifelink, Fling effects, and unblockable buffs are your best bet