Cornerstone is a 6★ character in Reverse: 1999.
Cornerstone has been featured in 1 banner since release. Their only banner appearance was The Future's Foundation (Oct 2025). As a single-run character, rerun timing is harder to predict.
| Game | Reverse: 1999 |
|---|---|
| Type | Character |
| Rarity | 6★ |
| Banners | Featured in 1 banner |
View Reverse: 1999 rerun tracker →
| Banner | Start | End | Days |
|---|---|---|---|
| The Future's Foundation | 2025-10-15 | 2026-11-05 | 386 |
