True Friendship Pendant

True Friendship Pendant (Korean: 마음을 나눈 단짝 펜던트, ma-eum-eul nanun danjjag pendeonteu, "Heart-to-Heart Pendant") is a POWER+ Epic Treasure released alongside Squid Ink Cookie during the Black Sugar Pirate Ship update. It had the ability to grant the player a certain amount of Crystals and Coins upon log-in, alongside giving two players running in Friendly Run extra Energy.

Effect
Provides Coins and Crystals upon login and extra Energy in Friendly Run. The effect applies to both players. If both players own this Treasure, the effect doubles. (Effective until September 1, 2019)
 * Standard: 300 Crystals, 100,000 Coins upon login (% chance), +(x) Energy in Friendly Run
 * Enhanced: ???

Description
Isn't true friendship about making each other complete just like the parts of this pendant?

Changelog

 * August 30, 2018
 * Added to the game
 * September 1, 2019
 * The Treasure has expired and its effects were removed

Trivia

 * Alongside Firm Friendship Ring, this was the first POWER+ Treasure (or indeed, POWER+ anything) to be added into Cookie Run: OvenBreak.
 * This remains the only instance where a POWER+ element was ever introduced.
 * Alongside Firm Friendship Ring, this was the first Treasure to be given an expiry date.