
Microgaming
Immortal Romance
Immortal Romance is still one of Microgaming's strongest legacy slots because the 243-ways layout, Chamber of Spins, and high-volatility bonus variety all pull in the same direction.
GreatSlots review · NetEnt · 2009
Blood Suckers is an old-school NetEnt slot that still stands out for its unusually high 98.00% RTP and gentle pacing. The 5x3 grid keeps the rules compact, while tripled Free Spins and a coffin-pick bonus give the gothic theme two clear feature breaks.

GreatSlots score
4.3/5
Best for
players who want high RTP and low-volatility feature play
A strong classic for players who value high RTP and steady low-volatility play more than a large maximum multiplier.
Blood Suckers is a low-volatility vampire slot with 98.00% RTP, 25 paylines, triple-win Free Spins, and a simple coffin-pick bonus.
These are the numbers and mechanics to compare before opening a nearby review.
Blood Suckers RTP
98.00%
RTP is a long-run model for the reviewed version. Read it with volatility, max win, and feature access before comparing similar slots.
Compare RTPBlood Suckers volatility
Low
Volatility is the best quick signal for how steady or swingy the review expects the game to feel between stronger moments.
Compare volatilityBlood Suckers max win
900x bet
Max win sets the ceiling, but the route to that ceiling depends on the bonus design and how often the game creates real pressure.
Compare upsideBonus shape
25 paylines
The free-spins rules decide where the slot's value sits, especially when wilds, multipliers, or retriggers carry the upside.
Compare free spinsBlood Suckers uses five reels, three rows, and 25 paylines. Wins form from left to right on the active lines, while the Wild substitutes for regular symbols and can also pay as its own symbol. Scatter wins can pay anywhere on the grid.
Three or more Scatters award 10 Free Spins, and all line and Scatter wins during the round are multiplied by three. A separate set of Bonus symbols can trigger the Vampire Slaying pick feature, where successful coffin choices build a prize and a bats reveal ends the round.
Blood Suckers suits players who prefer frequent smaller results and a high theoretical return over rare oversized hits. Its two bonus types are easy to understand, and the low-volatility model makes it a useful contrast to sharper modern slots.
Players chasing five-figure multipliers, dense cascades, or layered modifiers should look elsewhere. This is a compact 2009 design, and its appeal rests on clear rules and unusually strong RTP rather than spectacle.
The simple 5x3 grid and 25-line structure remain easy to read on a small screen. The older visual style is less polished than newer mobile-first slots, but the Scatters, Wilds, and coffin picks stay visually distinct.

Microgaming
Immortal Romance is still one of Microgaming's strongest legacy slots because the 243-ways layout, Chamber of Spins, and high-volatility bonus variety all pull in the same direction.

Nolimit City
Book of Shadows is a dark Nolimit City book slot with Shadow Rows, selectable free-spin intensity, a 96.01% RTP, and a 30,338x max payout.

Spinomenal
Wolf Fang - Supermoon is a medium-high volatility 5-line wolf slot with stacked symbols, free spins, and a compact 2,000x ceiling.
Use these nearby comparisons when RTP, volatility, or feature shape matters more than the theme.
RTP guide
RTP is useful only when it is read with volatility, max win, feature access, and the exact game version being reviewed.
Bonus guide
Free spins matter most when the trigger, retrigger rules, wild behavior, multipliers, and volatility are clear enough to compare before play.
Jackpot guide
Jackpot-led slots can be appealing because of the ceiling, but the review needs to separate jackpot upside from base-game value.
Megaways guide
Megaways slots need a different comparison because changing reel heights, cascading wins, and free-spin multipliers can reshape every round.
Compare jackpot-led slots where RTP and feature access matter.
Compare changing reel sets, free spins, and multiplier pressure.
Compare sharper bonus chases with longer dry stretches.
Compare animal-led slots where line structure and bonus pressure differ.
Compare faster boards built around tumbles, clusters, and simple reads.
Compare character-driven slots where theme, bonus clarity, and volatility differ.
NetEnt lists Blood Suckers with 98.00% RTP.
Three or more Scatters trigger 10 Free Spins. All line and Scatter wins are tripled, and another three or more Scatters can retrigger the feature.
NetEnt lists a maximum payout of 900x bet.