Sphinx of Jwar Isle [Commander 2018] Phyrexian Elf Scout what's the signal to attack

what's the signal to attack

Set: POP Series 1 Type: Water Rarity: Common Retreat cost: Colorless

and seize the horizon in the name of the Oak Father

it has flashback {2}{G}

Set: Commander Legends: Battle for Baldur's Gate Prerelease Promos Type: Legendary Enchantment — Background Rarity: Rare Cost: {B} Commander creatures you own get +3/+3 and have flying

Sphinx of Jwar Isle [Commander 2018] Phyrexian Elf Scout what's the signal to attackSet: Commander 2018 Type: Creature Sphinx Rarity: Rare Cost: {4}{U}{U} Flying Shroud (This creature can't be the target of spells or abilities.) You may look at the top card of your library any time.