Interplanar Beacon
Land
Whenever you cast a planeswalker spell, you gain 1 life.
: Add 
.
, : Add two mana of different colors. Spend this mana only to cast planeswalker spells.
Illustrated by
War of the Spark#247UncommonEnglishLegality
Rulings
May 3, 2019
Interplanar Beacon’s first ability resolves before the spell that caused it to trigger. It resolves even if that spell is countered.
May 3, 2019
Both mana produced by Interplanar Beacon’s last ability may be spent on the same planeswalker spell, or each may be spent on different planeswalker spells.