Probe is a common Sorcery card from Invasion (INV), collector number 66. Current market price: $0.15 (foil $1.40), TCGplayer market prices via Scryfall.
Kicker {1}{B} (You may pay an additional {1}{B} as you cast this spell.) Draw three cards, then discard two cards. If this spell was kicked, target player discards two cards.