Beginning when your ship reaches 1st tier, it gains the following benefits:
Ability Score Improvement
At first tier, and again at 2nd, 3rd, 4th, and 5th tier, you can increase one of your ship's ability scores by 2, or you can increase two of these ability scores by 1. You can't increase your ability scores other than Dexterity above 20, or your Dexterity above 24, with this feature.
Additional Hull and Shield Dice
Your ship gains 1 additional Hull Die and one additional Shield Die. It gains 1 additional Hull Die and one additional Shield Die at 2nd tier (2, each), 3rd tier (3, each), 4th tier (4, each), and 5th tier (5, each).
ARMOR CLASS UPGRADE
Beginning at second Tier, your ship's armor class improves, giving your ship a +1 to its AC. It gains an additional +1 bonus to AC at 3rd Tier (+2 total), 4th Tier (+3 total), and 5th Tier (+4 total).
