Racers' Scoreboard

Start your engines! (If you have no speed, it starts at 1. It increases once on each of your turns when an opponent loses life. Max speed is 4.) When this artifact enters, draw two cards, then discard a card. Max speed — Spells you cast cost {1} less to cast.

From Magic: The Gathering.

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6oau1x79odpb1hi998h57u.