Petra Sphinx [Legends] Dwarf Warrior Disciple of Iroas gets +1/+1

Disciple of Iroas gets +1/+1 for each experience counter you have

Set: Revised Edition Type: Artifact Rarity: Rare Cost: {1} Mana Vault doesn't untap during your untap step

Set: Alpha Edition Type: Instant Rarity: Uncommon Cost: {W} Exile target creature

{T}: Add {C}{C}{C}

Petra Sphinx [Legends] Dwarf Warrior Disciple of Iroas gets +1/+1Set: Legends Type: Creature Sphinx Rarity: Rare Cost: {2}{W}{W}{W} {T}: Target player chooses a card name, then reveals the top card of their library. If that card has the chosen name, that player puts it into their hand. If it doesn't, the player puts it into their graveyard. What walks on four legs in the morning, two legs in the afternoon, and three legs in the evening?