_____ Balls of Fire — ruling 1

The last ability will trigger whenever you put any kind of sticker on this enchantment, not just name stickers, although only o’s in name stickers will count towards the amount of damage dealt. Notably, o’s in ability and art stickers won’t count.

_____ Balls of Fire — ruling 2

Count the number of o’s in name stickers on this enchantment as the last ability resolves to determine how much damage is dealt. If this enchantment is no longer on the battlefield at that time, use the number of o’s its name stickers had when it was last on the battlefield.

_____ Balls of Fire : règles, fonctionnement et interactions (MTG)

_____ Balls of Fire is one of those cards players keep asking about. Here is, in plain words, what its official text says, the rulings published by Wizards of the Coast, and the combos players actually run.

Official card text

When this enchantment enters, you may put a name sticker on it. Whenever you put a sticker on this enchantment, it deals damage equal to the number of o's in name stickers on this enchantment to any target.

How it works : _____ Balls of Fire

Original English text — Wizards of the Coast / Scryfall

#1October 7, 2022· Wizards of the Coast
The last ability will trigger whenever you put any kind of sticker on this enchantment, not just name stickers, although only o’s in name stickers will count towards the amount of damage dealt. Notably, o’s in ability and art stickers won’t count.
No other card is named in this ruling.
#2October 7, 2022· Wizards of the Coast
Count the number of o’s in name stickers on this enchantment as the last ability resolves to determine how much damage is dealt. If this enchantment is no longer on the battlefield at that time, use the number of o’s its name stickers had when it was last on the battlefield.
No other card is named in this ruling.