Hazezon Tamar [Legends] Iconic Masters and that player can't activate

and that player can't activate abilities that aren't mana abilities

Set: Portal Three Kingdoms Type: Legendary Creature — Human Advisor Rarity: Rare Cost: {1}{U}{U} {T}: Return Lady Sun and another target creature to their owners' hands

" —Ertai

Set: Champs and States Type: Creature — Elemental Rare Cost: {G}{G}{G} Trample

Hazezon Tamar [Legends] Iconic Masters and that player can't activateSet: Legends Type: Legendary Creature Human Warrior Rare Cost: {4}{R}{G}{W} When Hazezon Tamar enters the battlefield, create X 1 1 Sand Warrior creature tokens that are red, green, and white at the beginning of your next upkeep, where X is the number of lands you control at that time. When Hazezon leaves the battlefield, exile all Sand Warriors.