Progression
Tier 1
Tier price $10.00 Value gap -$0.30 True Value $9.70
1000x Gems $5.00 
200x Covenant Coins $3.40 
1x EHT $1.30 Fair value overall. Price per pull is above $1.
Unlock Tier 2
Tier price $15.00 Value gap -$6.50 True Value $8.50
1700x Gems $8.50 Poor value overall.
Unlock Tier 3 Best stopping point
Tier price $7.00 Value gap +$9.20 True Value $16.20
100x Challenge Coins $13.00 100x Covenant Coins $1.70 
100x Untold Tales Coins $1.50 Great value tier. Price per pull is under $1.
Progression
Tier 1
Tier price $10.00 Value gap +$0.20 True Value $10.20
1100x Gems $5.50 200x Covenant Coins $3.40 1x EHT $1.30 Fair value tier. Price per pull is above $1.
Unlock Tier 2
Tier price $15.00 Value gap -$5.75 True Value $9.25
1850x Gems $9.25 Poor value overall.
Unlock Tier 3 Best stopping point
Tier price $7.00 Value gap +$10.50 True Value $17.50
110x Challenge Coins $14.30 100x Covenant Coins $1.70 100x Untold Tales Coins $1.50 Great value tier. Price per pull is under $1.
Community Discussion
Coming soon: player comments and strategy notes.