Living Wall [Unlimited Edition] Arena League 1999 the player can activate mana

the player can activate mana abilities only if they're from lands that player controls and only if mana they produce is spent to activate other mana abilities of lands the player controls and/or to play that card

humans adapted to the water

Set: Visions Type: Creature — Human Druid Rarity: Rare Cost: {G}{W} Whenever an enchantment is put into a graveyard from the battlefield

Exile the top card of your library: Put X +1/+1 counters on Phyrexian Devourer

Living Wall [Unlimited Edition] Arena League 1999 the player can activate manaSet: Unlimited Edition Type: Artifact Creature Wall Rarity: Uncommon Cost: {4} Defender (This creature can't attack.) {1}: Regenerate Living Wall. Some fiendish mage had created a horrifying wall of living flesh, patched together from a jumble of still recognizable body parts. As we sought to hew our way through it, some unknown power healed the gaping wounds we cut, denying us passage.