Ignore any alternative costs, additional costs, cost increases, or cost reductions that could apply to it
Still, Id say this is a meta call or something you might want in a specific deck or theme
You can play it in Commander as well, where its occasionally used in top dragon Commander decks with heavy hitters like Lathliss, Dragon Queen and Archwing Dragon
Even though he wasn't aggressively costed like most of the contemporary legendary creatures, Baron Sengir was the closest thing that Vampire tribal had for a lord back then
Keyword counters and Shield counters work too, as well as any other hyper-specific counters you can shuffle onto Hancock via The Ozolith et al
Vensers Journal is probably the most impactful of these colorless hand size changers, due to the massive lifegain over the course of those long-drawn-out EDH games, and is often found in control decks