What type of card is Nevermind?

Nevermind is an Instant — Arcane. Its oracle text reads: "(Spells without mana costs can't be played) When this spell resolves, discard a card. Then draw a card. Splice onto Anything {1}{R} (As you cast a spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effect to that spell.)"

Nevermind

Instant — Arcane

(Spells without mana costs can't be played)

When this spell resolves, discard a card. Then draw a card.

Splice onto Anything (As you cast a spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card's effect to that spell.)