A new groundbreaking, metadefining Slugma from SM7a Thunderclap Spark has been revealed! The set will be released in Japan on July 6th. Thanks goes to Bangiras for the translations.
[C][C] Stampede: 20 damage.
[R][R][C] Flamethrower: 60 damage. Discard 1 Energy attached to this Pokemon.
Weakness: Water (x2)