1: Talk to the Wise Old Man
2: Complete the Once Upon a Time in Gielinor Anniversary quest (4 parts)
3: Every time you earn a mark of war
4: Possible drop from completing Clue Scrolls
5: One from combat skills: attack, strength, defence, ranged, prayer, magic, constitution, summoning
6: One from gathering skills: mining, fishing, woodcutting, farming, hunter, divination, archaeology
7: One from artisan skills: herblore, crafting, fletching, smithing, cooking, firemaking, runecrafting, construction
8: One from support skills: agility, thieving, slayer, dungeoneering
9: Level 15 of the Christmas Yak track event
10: Purchased with 30 million in-game gold
11: Premier Club 2022 membership